lethargic

[ luh-thahr-jik ]

adjective

1. of, relating to, or affected with lethargy; drowsy; sluggish; apathetic.

   Synonyms: torpid, indolent, lazy

2. producing lethargy:

   The lethargic heat and humidity of the day made me want to do nothing but nap.

Other Words From

• le·thargi·cal·ly adverb
• hyper·le·thargic adjective
• nonle·thargic adjective
• nonle·thargi·cal adjective
• nonle·thargi·cal·ly adverb
• unle·thargic adjective
• unle·thargi·cal adjective
• unle·thargi·cal·ly adverb

Word History and Origins

Origin of lethargic¹

First recorded in 1350–1400; from Latin lēthargicus, from Greek lēthargikós; replacing Middle English litargik, from Medieval Latin litargicus ( lethargy, -ic )

Example Sentences

Last Thursday, zookeepers noticed the usually playful and energetic bear became lethargic and sullen.

From Los Angeles Times

Ultimately she felt the side effects of the medication—increased appetite and feeling lethargic and emotional—were “more troublesome than the relief” provided.

From BBC

An officer noticed two lethargic black poodles having trouble breathing, the report said.

From Los Angeles Times

“Many of them appeared lethargic or passed out while Mr. Combs and his guests performed sexual acts on them,” the complaint said.

From Los Angeles Times

The drug leaves people lethargic, desperate and ill.

From Seattle Times

Related Words

• apathetic
• dull
• lackadaisical
• laid-back
• languid
• listless
• passive
• sleepy